Nevi

This case report describes a somatic p.Phe29del mutation of the connexin 26 gene (GJB2) manifesting as acantholytic dyskeratotic epidermal nevus.

This multicenter cohort study examines the outcomes and risk for the development of subsequent cutaneous melanoma in moderately dysplastic nevi excisionally biopsied without residual clinical pigmentation but with positive histologic margins, observed for 3 years or more.

This database study evaluated the efficacy of monitoring flat symmetric pigmented spitzoid-looking lesions in prepubertal children.

This longitudinal cohort study describes nevus acquisition from the ages of 3 to 16 years among white youths and evaluates variation by sex, Hispanic ethnicity, and body sites that are chronically vs intermittently exposed to the sun.

This report of cases describes the use of picosecond laser to treat acquired bilateral nevus of Ota–like macules.

This study of 87 pathologists compares the use of digital whole-slide imaging vs traditional microscopy in pathologists’ ability to accurately interpret melanocytic lesions and reproduce correct diagnoses.

A woman in her 20s presented with linear hyperkeratotic papules on her right arm in a Blaschkoid pattern. What is your diagnosis?

This large-scale analysis of pathology reports in electronic medical records, using the natural language processing technique, evaluates population-based distributions and pathologic characteristics of melanocytic proliferations.

This cohort study from the Study of Nevi in Children examines host, behavioral, and dermoscopic factors in early adolescence that are associated with a mole-prone phenotype in late adolescence.

This analysis of patient medical records and skin photography describes the clinical characteristics of connective tissue nevi on the trunk and extremities of patients with tuberous sclerosis complex.

This study examines tattoo artists’ awareness of skin cancer and whether this influences the decision to refer clients with a suspicious lesion to a dermatologist.

This experimental study assesses the agreement of dermatologists on identification of the ugly duckling sign and estimates the contribution of intrapatient comparative analysis to the diagnosis of melanoma.

This study of 141 patients with basal cell nevus syndrome is used to develop a clinical registry to help define the burden of basal cell carcinomas in these patients and identify risk factors for basal cell carcinomas.

This retrospective study evaluates the clinicopathological characteristics and usefulness of ex vivo dermoscopy with derm dotting for histopathologic diagnosis of skin tumors.

This population-based study examines the association of patient risk factors with the clinical features, previous history, and family history of melanomas.